Capacity of a Gaussian Channel - MCQs with answers

Capacity of a Gaussian Channel - MCQs with answers

Q1. The capacity of a binary symmetric channel, given H(P) is binary entropy function, is

a) 1-H(P)
b) H(P)-1
c) 1-H(P)²
d) H(P)²-1

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Q2. The channel capacity is

a) The maximum information transmitted by one symbol over the channel
b) Information contained in a signal
c) The amplitude of the modulated signal
d) All of the above

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Q3. For M equally likely messages, the average amount of information H is

a) H= log₁₀M
b) H= log₂M
c) H= log₁₀M²
d) H= 2log₁₀M

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Q4. The capacity of Gaussian channel is

a) C= 2B(1+S/N) bits/s
b) C= B²(1+S/N) bits/s
c) C= B(1+S/N) bits/s
d) C= B(1+S/N)2 bits/s

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